Home / 104,905.33-157,171.42-60,440.21

Finding the Fourth Proportional to 104,905.33, 157,171.42 and 60,440.21

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Solution

The fourth proportional to 104,905.33, 157,171.42 and 60,440.21 is: 90,552.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,905.33 : 157,171.42 = 60,440.21 : x
  2. Step 2: Convert to fraction form
    104,905.33/157,171.42 = 60,440.21/x
  3. Step 3: Cross multiply
    104,905.33x = 157,171.42 × 60,440.21
  4. Step 4: Simplify right side
    104,905.33x = 9,499,473,509.88
  5. Step 5: Solve for x
    x = 9,499,473,509.88/104,905.33
  6. Step 6: Final answer
    x = 90,552.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.